82403320

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:472

約数の個数: 64

約数和(自身を含む): 190512000

約数和(自身を除く): 108108680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 89, 158, 178, 293, 316, 356, 395, 445, 586, 632, 712, 790, 890, 1172, 1465, 1580, 1780, 2344, 2930, 3160, 3560, 5860, 7031, 11720, 14062, 23147, 26077, 28124, 35155, 46294, 52154, 56248, 70310, 92588, 104308, 115735, 130385, 140620, 185176, 208616, 231470, 260770, 281240, 462940, 521540, 925880, 1043080, 2060083, 4120166, 8240332, 10300415, 16480664, 20600830, 41201660, 82403320]

約数ペア:

[(1, 82403320), (2, 41201660), (4, 20600830), (5, 16480664), (8, 10300415), (10, 8240332), (20, 4120166), (40, 2060083), (79, 1043080), (89, 925880), (158, 521540), (178, 462940), (293, 281240), (316, 260770), (356, 231470), (395, 208616), (445, 185176), (586, 140620), (632, 130385), (712, 115735), (790, 104308), (890, 92588), (1172, 70310), (1465, 56248), (1580, 52154), (1780, 46294), (2344, 35155), (2930, 28124), (3160, 26077), (3560, 23147), (5860, 14062), (7031, 11720)]